"
 COPYRIGHT (c) 1996-2011 by Claus Gittinger
 COPYRIGHT (c) 2010-2011 by Jan Vrany, Jan Kurs and Marcel Hlopko
                            SWING Research Group, Czech Technical University in Prague

 Parts of the code written by Claus Gittinger are under following
 license:

 This software is furnished under a license and may be used
 only in accordance with the terms of that license and with the
 inclusion of the above copyright notice.   This software may not
 be provided or otherwise made available to, or used by, any
 other person.  No title to or ownership of the software is
 hereby transferred.

 Parts of the code written at SWING Reasearch Group [1] are MIT licensed:

 Permission is hereby granted, free of charge, to any person
 obtaining a copy of this software and associated documentation
 files (the 'Software'), to deal in the Software without
 restriction, including without limitation the rights to use,
 copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the
 Software is furnished to do so, subject to the following
 conditions:

 The above copyright notice and this permission notice shall be
 included in all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 OTHER DEALINGS IN THE SOFTWARE.

 [1] Code written at SWING Research Group contain a signature
     of one of the above copright owners.
"
"{ Package: 'stx:libjava' }"

View subclass:#JavaView
	instanceVariableNames:'eventReceiver updateRegions javaPeer'
	classVariableNames:''
	poolDictionaries:''
	category:'Languages-Java-Views-Support'
!

!JavaView class methodsFor:'documentation'!

copyright
"
 COPYRIGHT (c) 1996-2011 by Claus Gittinger
 COPYRIGHT (c) 2010-2011 by Jan Vrany, Jan Kurs and Marcel Hlopko
                            SWING Research Group, Czech Technical University in Prague

 Parts of the code written by Claus Gittinger are under following
 license:

 This software is furnished under a license and may be used
 only in accordance with the terms of that license and with the
 inclusion of the above copyright notice.   This software may not
 be provided or otherwise made available to, or used by, any
 other person.  No title to or ownership of the software is
 hereby transferred.

 Parts of the code written at SWING Reasearch Group [1] are MIT licensed:

 Permission is hereby granted, free of charge, to any person
 obtaining a copy of this software and associated documentation
 files (the 'Software'), to deal in the Software without
 restriction, including without limitation the rights to use,
 copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the
 Software is furnished to do so, subject to the following
 conditions:

 The above copyright notice and this permission notice shall be
 included in all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 OTHER DEALINGS IN THE SOFTWARE.

 [1] Code written at SWING Research Group contain a signature
     of one of the above copright owners.

"
!

documentation
"
    [Author:]
        Claus Gittinger
"


! !

!JavaView methodsFor:'accessing'!

delegate:anObject
    super delegate:anObject.
    eventReceiver := anObject.

    "Created: 18.8.1997 / 15:22:20 / cg"
!

getNextUpdateRectangle
    |r|

    updateRegions size == 0 ifTrue:[^ nil].
    r := updateRegions removeFirst.
    updateRegions size == 0 ifTrue:[updateRegions := nil].
    ^ r

    "Created: 18.8.1997 / 15:37:31 / cg"
!

javaPeer
    "for debugging support - here is a handle to the corresponding
     javaPeer"

    ^ javaPeer

    "Created: 18.8.1997 / 22:34:35 / cg"
!

javaPeer:aJavaView
    "for debugging support - here is a handle to the corresponding
     javaPeer"

    javaPeer := aJavaView

    "Created: 18.8.1997 / 22:34:30 / cg"
! !

!JavaView methodsFor:'event handling'!

buttonMotion:state x:x y:y
    "/ req'd if running as embeddedApplet ...

    |ev sensor|

"/ 'JavaView buttonMotion' printCR.

    sensor := self sensor.    
    eventReceiver notNil ifTrue:[
        ev := WindowEvent buttonEvent
                 for:self
                 type:#buttonMotion:x:y:
                 arguments:(Array with:state with:x with:y).
        ev hasShift:sensor shiftDown
           ctrl:sensor ctrlDown
           alt:sensor altDown      
           meta:sensor metaDown
           button1:sensor leftButtonPressed
           button2:sensor middleButtonPressed 
           button3:sensor rightButtonPressed.
        eventReceiver processEvent:ev.
    ].

    "Modified: / 12.11.1998 / 16:30:50 / cg"
    "Created: / 10.12.1998 / 19:35:40 / cg"
!

buttonPress:button x:x y:y
    "/ req'd if running as embeddedApplet ...

    |ev|

"/ 'JavaView buttonPress' printCR.

    eventReceiver notNil ifTrue:[
        ev := WindowEvent buttonEvent
                 for:self
                 type:#buttonPress:x:y:
                 arguments:(Array with:button with:x with:y).
        ev hasShift:self sensor shiftDown
           ctrl:self sensor ctrlDown
           alt:self sensor altDown      
           meta:self sensor metaDown
           button1:self sensor leftButtonPressed
           button2:self sensor middleButtonPressed 
           button3:self sensor rightButtonPressed.
        eventReceiver processEvent:ev.
    ].

    "Modified: / 6.2.1998 / 00:56:56 / cg"
    "Created: / 10.12.1998 / 19:35:58 / cg"
!

buttonRelease:button x:x y:y
    "/ req'd if running as embeddedApplet ...

    |ev|

"/ 'JavaView buttonRelease' printCR.

    eventReceiver notNil ifTrue:[
        ev := WindowEvent buttonEvent
                 for:self
                 type:#buttonRelease:x:y:
                 arguments:(Array with:button with:x with:y).

        ev hasShift:self sensor shiftDown
           ctrl:self sensor ctrlDown
           alt:self sensor altDown      
           meta:self sensor metaDown
           button1:self sensor leftButtonPressed
           button2:self sensor middleButtonPressed 
           button3:self sensor rightButtonPressed.
        eventReceiver processEvent:ev.
    ].

    "Modified: / 6.2.1998 / 00:57:00 / cg"
    "Created: / 10.12.1998 / 19:36:11 / cg"
!

exposeX:x y:y width:w height:h
    |ev rect|

    rect := Rectangle left:x top:y width:w height:h.

"/ ('JavaView exposeX:' , x printString , ' y:' , y printString , ' width:' , w printString , ' height:' , h printString) printCR.

    updateRegions isNil ifTrue:[
        updateRegions := OrderedCollection new.
    ].
    updateRegions add:rect.
    eventReceiver notNil ifTrue:[
        ev := WindowEvent 
                damageFor:self 
                rectangle:rect. 
        eventReceiver processEvent:ev.
    ].
"/    super exposeX:x y:y width:w height:h

    "Created: / 18.8.1997 / 15:00:24 / cg"
    "Modified: / 19.10.1998 / 23:10:15 / cg"
!

keyPress:key x:x y:y
    "/ req'd if running as embeddedApplet ...

    |ev|

"/ 'JavaView keyPress' printCR.

    eventReceiver notNil ifTrue:[
        ev := WindowEvent keyboardEvent
                 for:self
                 type:#keyPress:x:y:
                 arguments:(Array with:key with:x with:y).
        eventReceiver processEvent:ev.
    ].

    "Modified: / 6.2.1998 / 00:57:08 / cg"
    "Created: / 10.12.1998 / 19:36:24 / cg"
!

keyRelease:key x:x y:y
    "/ req'd if running as embeddedApplet ...

    |ev|

"/ 'JavaView keyRelease' printCR.

    eventReceiver notNil ifTrue:[
        ev := WindowEvent keyboardEvent
                 for:self
                 type:#keyRelease:x:y:
                 arguments:(Array with:key with:x with:y).
        eventReceiver processEvent:ev.
    ].

    "Modified: / 6.2.1998 / 00:57:16 / cg"
    "Created: / 10.12.1998 / 19:36:38 / cg"
! !

!JavaView methodsFor:'initialization'!

initialize
    super initialize.

    self enableMotionEvents.
    (superView notNil and:[superView isMemberOf:JavaEmbeddedFrameView])
    ifTrue:[
        self viewBackground:superView viewBackground
    ]

    "Created: / 21.8.1997 / 16:37:45 / cg"
    "Modified: / 13.1.1998 / 14:29:30 / cg"
! !

!JavaView methodsFor:'queries'!

isJavaView
    ^ true

    "Created: / 4.12.1998 / 14:09:30 / cg"
! !

!JavaView class methodsFor:'documentation'!

version
    ^ '$Id: JavaView.st,v 1.24 2011/08/18 18:42:48 vrany Exp $'
!

version_SVN
    ^ '$Id: JavaView.st,v 1.24 2011/08/18 18:42:48 vrany Exp $'
! !